With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwrSnapshotStatus
Cisco Wireless Snapshot Status
1.3.6.1.4.1.9.9.136.1.9.1.1.4
This object represents the current status of this snapshot specification. When the status in statusInProgress none of the snapshot parameters can be configured. When the status is statusCaptured then data is available for use.
Back to CISCO-WIRELESS-IF-MIB MIB page.
IPHost Network monitor allows you to monitor cwrSnapshotStatus on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.